BibTeX @article{Polakova2006,author={Polakova, D and Alstad, J and Björnstad, T and Skarnemark, Gunnar and Stavsetra, L and Sudowe, R and Zheng, L and Hoffman, D.C. and Nitsche, H and Omtvedt, J.P.},title={Development of a system for chemical studies of rutherfordium by liquid-liquid extraction from sulphuric acid solutions with sisak},journal={RSC Publishing},pages={281},year={2006},keywords={rutherfordium, transactinides, sisak},}